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Usnea (Usnic Acid) — SacredBod supplement bottle (illustrative)
Supplement · Immune & Antimicrobial

Usnea (Usnic Acid)

300 mg · vegan · gluten-free · 60 caps

respiratory-tract-infectionsurinary-tract-infectionsskin-conditions lungsurinary tractskin
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What it is

Usnea (Usnic Acid) is a immune & antimicrobial supplement. Usnea ('old man's beard') is a lichen rich in usnic acid, traditionally used as a natural antibiotic for respiratory, urinary and skin infections. Used in adult dosing protocols in India and internationally, it is sold as a single-ingredient supplement.

How it works

Usnic acid disrupts bacterial energy metabolism (especially gram-positive bacteria) and exerts antifungal and antiviral action on mucous membranes and skin. Effects are dose-dependent and typically measurable within days to weeks.

Who should take it

Adults seeking botanical antimicrobial support for throat, skin or urinary tract.

Avoid / careful

HIGH-dose isolated usnic acid is hepatotoxic — use low whole-lichen doses, short courses; avoid in liver disease and pregnancy.

When to take it

Morning
Noon
Evening
Night

How to take it

With food
Empty stomach
Before food

FAQs

Frequently asked

Can Usnea be used long-term?
Due to potential liver toxicity with high doses of isolated usnic acid, Usnea is best used for short courses (7-14 days) to address acute issues.
Is Usnea safe during pregnancy?
No, Usnea should be avoided during pregnancy due to potential risks.
What is the active compound in Usnea?
The primary active compound is usnic acid, responsible for its antimicrobial effects.

From the blog

· 8 min read

Usnea (Usnic Acid) Dosage: How Much Should You Take?

How much Usnea (Usnic Acid) to take, when to take it, which form is best, and how to stack it safely.

#dosage#how-to#immune
· 8 min read

Top Benefits of Usnea (Usnic Acid) (Evidence-Based)

The science-backed benefits of Usnea (Usnic Acid), the mechanisms behind them, and how to know if it is working for you.

#benefits#evidence#immune
· 8 min read

What Is Usnea (Usnic Acid)? A Complete India Guide

A complete guide to Usnea (Usnic Acid): what it is, how it works, benefits, dosing, safety and where to buy it in India.

#guide#india#immune

Editorial notes

SacredBod's longer take on Usnea (Usnic Acid) — context the structured blocks above don't capture.

About Usnea (Usnic Acid)

Lichen-derived usnea for antimicrobial respiratory and skin support..

How it works

Usnic acid disrupts bacterial energy metabolism (especially gram-positive bacteria) and exerts antifungal and antiviral action on mucous membranes and skin. Effects are dose-dependent and typically measurable within days to weeks.

Who it’s for

Adults seeking botanical antimicrobial support for throat, skin or urinary tract.

Dosage & timing

  • Typical dose: 300 mg
  • Best time: morning
  • With food: before-food
  • Expected onset: Days to weeks.

Safety

HIGH-dose isolated usnic acid is hepatotoxic — use low whole-lichen doses, short courses; avoid in liver disease and pregnancy.

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